Open Source Projects using GCP
A curated collection of the 145 best open source software using GCP. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.
Turn any website into clean, AI-ready data via API
Stars
176,478Last commit
5 hours agoLicense
AGPL-3.0
API for AI agents to search, scrape, crawl, and interact with the live web, returning clean Markdown, structured JSON, or screenshots from any page.
Open Source Alternative to:
Multi-channel notification infrastructure for apps
Stars
39,756Last commit
10 hours agoLicense
Unknown
Open-source platform for building in-app, email, push, SMS, and chat notifications with a unified API, workflow engine, and embeddable inbox component.
Open Source Alternative to:
Schedule, analyze, and manage 30+ social media accounts
Stars
35,457Last commit
16 hours agoLicense
AGPL-3.0
Self-hostable social media scheduler that lets you plan, generate, and publish content across 30+ networks with AI assistance, team collaboration, and automation integrations.
Open Source Alternative to:
Continuous compliance automation for SOC 2, ISO 27001 & more
Stars
299Last commit
13 hours agoLicense
Apache-2.0
Automates evidence collection, control tracking, and audit reporting across SOC 2, ISO 27001, NIST 800-53, GDPR, and 12+ other frameworks in one platform.
Open Source Alternative to:
An AI assistant that acts, not just answers
Stars
388,853Last commit
5 hours agoLicense
MIT
A personal AI assistant that connects to your existing chat apps and handles real tasks like email, calendar, and flight check-ins on your behalf.
Open Source Alternative to:
Desktop AI agent with persistent memory across platforms
Stars
241,395Last commit
5 hours agoLicense
MIT
Cross-platform desktop agent from Nous Research that connects to Telegram, Discord, Slack, WhatsApp, and more, with persistent memory, scheduling, and isolated sandboxing.
Open Source Alternative to:
AI coding agent for terminal, IDE, and desktop
Stars
204,005Last commit
5 hours agoLicense
MIT
Open source AI coding agent that works in your terminal, IDE, or desktop app, supporting 75+ LLM providers with no code storage.
Open Source Alternative to:
Visual workflow automation with code flexibility and AI agents
Stars
203,347Last commit
5 hours agoLicense
Unknown
Build automated workflows connecting 500+ apps, write custom code, and deploy AI agents with full visibility into every decision. Self-hostable or cloud.
Open Source Alternative to:
One interface for every AI model you run or connect
Stars
150,942Last commit
5 hours agoLicense
BSD-3-Clause
Self-hosted AI platform that connects local and cloud models, extends with Python, and keeps your data under your control.
Open Source Alternative to:
Build and deploy AI agents and RAG pipelines visually
Stars
154,458Last commit
9 hours agoLicense
Unknown
Visual platform for building agentic workflows, RAG pipelines, and LLM-powered apps. Supports hundreds of models, MCP integration, and self-hosted deployment.
Open Source Alternative to:
Visual builder for AI agents and RAG pipelines
Stars
154,250Last commit
5 hours agoLicense
MIT
Build, deploy, and iterate on AI agents, RAG applications, and MCP servers using a drag-and-drop visual interface backed by Python.
Open Source Alternative to:
Let AI agents control any browser, at scale
Stars
112,283Last commit
5 hours agoLicense
MIT
Python library that lets AI agents browse the web by giving them real browser control, DOM access, and the ability to interact with any website.
Open Source Alternative to:
Org chart, budgets, and governance for AI agent teams
Stars
80,012Last commit
5 hours agoLicense
MIT
Manages teams of AI agents across business functions with org charts, goal alignment, cost tracking, ticket tracing, and board-level governance controls.
Open Source Alternative to:
Open-source AI coding agent for your editor and terminal
Stars
67,480Last commit
6 hours agoLicense
Apache-2.0
AI coding agent that runs inside VS Code and the terminal, supporting multi-file edits, bash execution, and any LLM provider via bring-your-own-key.
Open Source Alternative to:
Self-serve data exploration and dashboard builder
Stars
74,639Last commit
5 hours agoLicense
Apache-2.0
Connect any SQL database, build charts with drag-and-drop or raw SQL, and publish interactive dashboards without writing application code.
Open Source Alternative to:
Sleek, intuitive API development and testing platform
Stars
80,202Last commit
4 days agoLicense
MIT
Lightweight, fast, and feature-rich API client for developers. Test, debug, and document APIs with ease in a clean, modern interface.
Open Source Alternative to:
Docs, whiteboards, and databases in one privacy-first workspace
Stars
72,190Last commit
16 hours agoLicense
MIT
An open-source, local-first knowledge base that merges structured docs, infinite whiteboards, databases, and AI into a single workspace for teams and creators.
Open Source Alternative to:
LLM gateway for auth, load balancing, and spend tracking
Stars
58,047Last commit
5 hours agoLicense
Unknown
Acts as a unified proxy across 100+ LLMs, normalizing them to the OpenAI format while handling virtual keys, budgets, rate limits, fallbacks, and cost tracking.
Open Source Alternative to:
Build a custom CRM without the proprietary lock-in
Stars
56,247Last commit
5 hours agoLicense
AGPL-3.0
Self-hostable CRM built for technical teams who need a fully customizable, extensible platform without vendor lock-in or proprietary tooling.
Open Source Alternative to:
Transform databases into intuitive spreadsheets instantly
Stars
64,831Last commit
10 hours agoLicense
AGPL-3.0
Convert any database into a no-code platform with spreadsheet interface. Connect PostgreSQL/MySQL or use hosted database. Scale to millions of rows effortlessly.
Open Source Alternative to:
Multi-model AI desktop client with local-first privacy
Stars
51,436Last commit
6 hours agoLicense
AGPL-3.0
Desktop AI client for Windows, macOS, and Linux that connects 300+ models from 50+ providers, with local storage, a built-in knowledge base, and autonomous agent mode.
Open Source Alternative to:
Self-host your own scheduling page, no vendor required
Stars
48,146Last commit
15 hours agoLicense
MIT
Cal.diy is the community edition of Cal.com for personal self-hosting, with calendar sync, video conferencing, payment support, and a REST API.
Open Source Alternative to:
One interface for all your AI models and conversations
Stars
42,822Last commit
5 hours agoLicense
MIT
Chat with multiple AI providers through a single self-hostable interface, with support for custom agents, file uploads, plugins, and multi-user access control.
Open Source Alternative to:
Free instant whiteboard with real-time collaboration
Stars
50,137Last commit
8 hours agoLicense
Unknown
Virtual whiteboard that works instantly on any device, no signup required, with real-time multiplayer collaboration built in.
Open Source Alternative to:
Self-hosted team messaging with voice, video, and AI
Stars
46,084Last commit
5 hours agoLicense
MIT
Open source communication platform combining messaging, voice, video, and AI for organizations that need full data control, air-gapped deployments, and zero-trust security.
Open Source Alternative to:
AI pair programmer that works inside your terminal
Stars
48,740Last commit
4 months agoLicense
Apache-2.0
Terminal-based AI coding tool that lets you edit existing codebases or start new projects using LLMs like Claude, GPT, and DeepSeek.
Open Source Alternative to:
Model-agnostic platform for building intelligent AI agents
Stars
42,049Last commit
7 hours agoLicense
Apache-2.0
Open-source platform that enables developers to create, deploy and monitor AI agents with built-in memory, knowledge integration, and external tool connectivity.
Open Source Alternative to:
Headless CMS for developers, built with Node.js
Stars
44,570Last commit
16 hours agoLicense
MIT
A powerful, flexible, and developer-friendly content management system that prioritizes customization and scalability.
Open Source Alternative to:
High-performance vector database for GenAI applications
Stars
45,974Last commit
10 hours agoLicense
Apache-2.0
Open-source vector database optimized for similarity search, scaling to billions of vectors with minimal performance loss
Open Source Alternative to:
Build internal tools rapidly without coding
Stars
40,844Last commit
5 hours agoLicense
AGPL-3.0
Open-source low-code platform for creating custom internal tools, dashboards, and admin panels with a drag-and-drop interface
Open Source Alternative to:
Open-source coding agent for your IDE and terminal
Stars
35,762Last commit
8 hours agoLicense
Apache-2.0
Runs source-controlled AI checks on every pull request, enforcing your engineering standards as native GitHub status checks with suggested fixes.
Open Source Alternative to:
Visual builder for AI agents and LLM workflows
Stars
55,419Last commit
23 days agoLicense
Apache-2.0
Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.
Open Source Alternative to:
Empower your team to build custom internal tools rapidly
Stars
40,812Last commit
7 hours agoLicense
Apache-2.0
Low-code platform for creating powerful internal tools and dashboards with drag-and-drop ease, robust integrations, and customizable workflows.
Open Source Alternative to:
Unlock Product Insights with Open-Source Analytics
Stars
39,588Last commit
5 hours agoLicense
MIT
All-in-one product analytics platform. Track user behavior, run experiments, and make data-driven decisions to grow your product.
Open Source Alternative to:
Open source LLM engineering platform for AI-powered applications
Stars
34,205Last commit
5 hours agoLicense
MIT
Langfuse provides tracing, evaluations, prompt management, and analytics to debug and improve LLM applications.
Open Source Alternative to:
Scale-out SQL database for real-time analytics
Stars
40,488Last commit
5 hours agoLicense
Apache-2.0
Distributed SQL database combining OLTP and OLAP capabilities, offering horizontal scalability, high availability, and real-time analytics.
Open Source Alternative to:
AI coding agent for VS Code, JetBrains, CLI, and Cloud
Stars
27,173Last commit
7 hours agoLicense
MIT
Open source AI coding agent with 500+ models, bring-your-own-key support, and specialized modes for writing, debugging, and planning code across IDEs and CLI.
Open Source Alternative to:
Open-source data platform for effortless content management
Stars
37,742Last commit
9 hours agoLicense
Unknown
A versatile headless CMS and API engine that simplifies data management, content creation, and application development.
Open Source Alternative to:
Secure storage and access control for secrets and sensitive data
Stars
36,207Last commit
7 hours agoLicense
Unknown
Manages tokens, passwords, certificates, and encryption keys through a UI, CLI, or HTTP API, with dynamic credentials and encryption-as-a-service built in.
Open Source Alternative to:
End-to-end open source software delivery platform
Stars
38,236Last commit
17 hours agoLicense
Apache-2.0
Streamline code delivery with an open-source CI/CD platform featuring Git integration, fast pipelines, and hosted development environments.
Open Source Alternative to:
Build data-rich React apps with ease and flexibility
Stars
35,630Last commit
3 months agoLicense
MIT
A React-based framework for rapid development of internal tools, admin panels, and dashboards with powerful data handling capabilities.
Open Source Alternative to:
Open-source vector database for AI search and retrieval
Stars
29,226Last commit
1 day agoLicense
Apache-2.0
Open-source vector database designed for AI applications. Store, search, and retrieve embeddings with semantic similarity matching and metadata filtering.
Open Source Alternative to:
Sent – Messaging Infrastructure for Developers. One API for SMS, WhatsApp, and RCS across 190+ countries.
Sent
Sevalla
Sent